Pipette Pump 25mL (Red)

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Pipette Pump 25mL (Red)Maintenance(1)Pull out the plastic pin and remove the knurled wheel.(2) Withdraw piston and/with piston seal.(3)Grease piston seal(4)Re-assemble in reverse o rderWARNING:Care should be taken when inserting disposable glass pipettes because of the possibility of shattering.To loosen the pipette, pull gently.To maintain good sealing and free action of the piston,it is recommended that the piston seal be lubricated from time to time with silicone grease. Show more